Zeplin - Collaboration app for UI designers & frontend developers
Nolt - A fast & beautiful way to collect user feedback
Mightytext - Send & Receive SMS Text Messages from your computer. Sync'd with your Android #
UseResponse - Open-source, self-hosted customer feedback software, live chat and helpdesk system that you can install on your server. Organize documentation using knowledge base and get feedback from social networks with centralized system
ActiveWords - Auto correct on steroids
Canny - Canny helps you collect and organize feature requests to better understand customer needs and prioritize your roadmap.